Overview
During the mid 2000s, Omega introduced a Railmaster variant within its Seamaster Aqua Terra line, drawing inspiration from the iconic reference CK2914 from 1957. Like most Aqua Terra watches of this era, the new Railmaster edition was offerred in a diverse array of sizes, including 36mm, 39mm, 41mm, and a dramatically oversized 49mm unique to this series. At that time, the prevailing trend for large watches was at its peak, resulting in the bigger options being the more popular choices while the 36mm version remained readily available even after the discontinuation of the line in 2012.
Ironically, the recent shift back towards smaller watches has led to a surge in demand for the 36mm Railmaster, making it now the most sought-after size among collectors. However, due to its limited production numbers, acquiring this specific size has become increasingly difficult. Will it reach the pricing and collectibility of the similarly designed Rolex Explorer I? Time will tell, but for now the 36mm Railmaster, with its charming proportions and perfectly symmetrical dial, remains a compelling value proposition for those with enough patience, persistence, and good fortune to find one.
Specifications
Brand:
Omega
Model:
Seamaster Aqua Terra Railmaster
Reference:
2504.52
Year:
2007
Case Number:
81875907
Case Material:
Stainless steel
Diameter:
36 mm
Lug Width:
19 mm
Thickness:
11.1 mm
Lug-to-Lug:
43.7 mm
Dial:
Black
Lume:
Super-LumiNova
Crystal:
Sapphire
Movement:
Automatic
Caliber:
Omega 2403B
Bracelet/Strap:
Omega 1575 stainless steel bracelet with 899 end links
Max Wrist Size:
7.25 in (18.5 links)
Hand model has a wrist size of 6.2 in
Condition
UNWORN: Case is pristine with no signs of use. Original stickers may still be present. Dial, hands, and lume have no imperfections and may show natural, even aging.
MINT: Case has only a few superficial hairlines. Lugs are thick, full, and sharp with superb finishing. Dial, hands, and lume may have micro imperfections visible only with a loupe.
EXCELLENT: Case has very light scratches or nicks. Lugs are thick, full, and well-defined. Dial and hands may have imperfections visible upon close inspection. Lume is fully intact and may show slight discoloration.
VERY GOOD: Case may have a few moderate scratches or nicks. Lugs are thick and full but may have softened edges. Dial and hands may have light stains or marks. Lume may have cracks or discoloration.
GOOD: Case has many scratches and nicks. Lugs may show signs of moderate polishing with worn edges. Dial and hands may have noticeable stains or marks. Lume may be damaged or show significant discoloration.
Case: The case shows light signs of wear with several micro nicks and hairlines throughout and some minor scuffing to the case side near the crown. The lugs are thick and sharp with superb definition between brushed and polished surfaces. There is a light scratch on the bottom of the lug at 5 o’clock. The caseback is overall clean with a few hairlines and some light scratching on the back of the lugs from bracelet removal. The painted red seal is still present between the lugs at 6 o'clock. The serial number and model engravings remain sharp and detailed.
Dial, Hands, & Crystal: The black dial and polished hands are in pristine condition with no imperfections and fully functioning Super-LumiNova. The front and rear sapphire crystals are squeaky clean and scratch-free.
Bracelet/Strap: The Omega stainless steel bracelet is in great condition and exhibits virtually no stretching. There are light signs of wear throughout in the form of hairlines and light scuffs to the links. The Omega stamp at the clasp remains sharp and well-defined.
Movement
Functions: All functions including the crown-winding and time-setting are working as expected.
Service History: Unknown.
